<?php
/**
 * MyZendX - My Zend Extensions
 * 
 * Copyright (C) 2011 by Tomasz Ulanowski
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 */

/**
 * 
 * Cascade Select View Helper
 *
 */
class MyZendX_View_Helper_FormCascadeSelect extends Zend_View_Helper_FormSelect
{
	/**
	 * @var string
	 */
	protected static $_pluginPath = '/lib/jquery.cascadeselect.js';
	

	/**
	 * @param string $name
	 * @param array $value
	 * @param array $attribs
	 * @param array $options
	 * @param string $listsep
	 * @return string
	 */
	public function formCascadeSelect($name, $value = null, $attribs = null, $options = null, $listsep = "<br />\n")
	{
		$pluginOptions = array(
			'multiOptions'	=> $options,
			'defaultValue'	=> $value,
		);
		if (isset($attribs['cascadeSeparator'])) {
			$pluginOptions['separator'] = $attribs['cascadeSeparator'];
		}
		
		/* @var $jquery ZendX_JQuery_View_Helper_JQuery_Container */
		$jquery = $this->view->jQuery();
		$jquery->addJavascriptFile(self::getPluginPath());
		$js = sprintf("jQuery('#%s').cascadeselect(%s)", 
						$attribs['id'], 
						Zend_Json::encode($pluginOptions));
		$jquery->addOnLoad($js);
		
		$attribs['multiple'] = false;
		
		return $this->formSelect($name, $value, $attribs, null, $listsep);
	}

	/**
	 * @return string
	 */
	public static function getPluginPath() 
	{
		return self::$_pluginPath;
	}
	
	/**
	 * @param string $path
	 */
	public static function setPluginPath($path)
	{
		self::$_pluginPath = $path;
	}
}